Home / 1,210,702.55-1,816,309.98-401,041.13

Finding the Fourth Proportional to 1,210,702.55, 1,816,309.98 and 401,041.13

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Solution

The fourth proportional to 1,210,702.55, 1,816,309.98 and 401,041.13 is: 601,646.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,702.55 : 1,816,309.98 = 401,041.13 : x
  2. Step 2: Convert to fraction form
    1,210,702.55/1,816,309.98 = 401,041.13/x
  3. Step 3: Cross multiply
    1,210,702.55x = 1,816,309.98 × 401,041.13
  4. Step 4: Simplify right side
    1,210,702.55x = 728,414,997,727.93
  5. Step 5: Solve for x
    x = 728,414,997,727.93/1,210,702.55
  6. Step 6: Final answer
    x = 601,646.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.